3i6 PROBLEMS OF HUMAN EVOLUTION 



nation have to live, and there is a gradual elimination of those to 

 whom the atmosphere is utterly uncongenial. And thus evolu- 

 tion follows in the wake of progress, and is the antecedent con- 

 dition to further progress. 



For this process, however, the circumstances are often un- 

 favourable. The nation becomes hidebound with foolish customs, 

 and fails to free itself, so that there is neither moral progress nor 

 moral evolution. What the special conditions are on which pro- 

 gress depends, I shall discuss in a later chapter. 



